After spending the offseason transitioning to right tackle. Lions rookie Penei Sewell didn't have much time to switch back to the left side where he played at Oregon. It took 49ers edge rusher Nick Bosa to believe Sewell is better suited at LT.

With the 2021 NFL campaign about to kick off, Judy Battista identifies 56 things to watch en route to Super Bowl LVI. What can we expect from the first 17-game regular season? Which showdowns will be must-see TV?

Nick Bosa played just 67 snaps over two games in 2020 before suffering a season-ending torn ACL. The former Defensive Rookie of the Year hasn't seen game action since.

Who is poised to nab NFL MVP? How about Defensive Player of the Year? And which rookies will take home the hardware? As we head into the 2021 season, NFL.com analysts predict every award winner.

It's been a little over a year since the 49ers made their run to Super Bowl LIV, an achievement bolstered largely by their defense. Ahead of the 2021 season, the team seemingly has all the pieces in place to remind the world of what they can do when healthy.

It's that time of year again, when NFL players cast their votes to identify the best in the league heading into the 2021 NFL season.

Defensive end Nick Bosa is expected to fully participate in practice next week, 49ers coach Kyle Shanahan told reporters Monday

On Wednesday, former first-round pick Nick Bosa had a maintenance day and first-year defensive coordinator DeMeco Ryans let it be known there was no rushing to get Bosa back out there.

Nick Bosa's rehab has been long, as it is with any ACL tear, but a key detail is on his side. He'd suffered the injury about as early in the season as possible, and nearly 11 months later, he's passed his physical and expects to be ready to play in Week 1.

In honor of the Summer Olympics in Tokyo, we're highlighting the best of the best across the NFL. Who are the top three pass rushers heading into the 2021 season? Check out the gold, silver and bronze medalists at the position, according to the voting of our 25-analyst panel.

Will Matthew Stafford deliver for the Rams? Can a healthy Nick Bosa get the 49ers back on track? Adam Maya provides a training camp preview for the NFC West, with position battles and key players to watch across all four rosters.

We saw a lot of significant injuries early in the 2020 NFL campaign, sidelining numerous stars for the majority of last season. Adam Schein can't wait to watch them all again this fall, especially these nine individuals.

Who are the NFL's brightest young talents heading into the 2021 season? Nick Shook identifies the league's top rising stars at each position with his All-Under-25 Team, a group headlined by 2019 MVP Lamar Jackson.

After an injury-riddled 2020 season, the San Francisco 49ers are back with a roster that appears loaded on paper. Can Kyle Shanahan get them back to the Super Bowl? Adam Rank examines the state of the franchise ahead of the 2021 campaign.

Since divisional realignment back in 2002, we've only experienced two NFL seasons in which at least one team didn't go from worst to first. Who could accomplish the feat in 2021? Adam Schein ranks the eight candidates.

Will DeAndre Hopkins and the Cardinals make some playoff noise? Jim Trotter spotlights three teams that are in line to put together a deep run after falling short of the postseason in 2020.

Which roster looks best in the NFL's toughest division? Is the Rams' top-heavy blueprint built for success? Can the 49ers return to the Super Bowl with a rookie at quarterback? Gregg Rosenthal projects the starters for every team in the NFC West.

Jim Trotter has the inside story of how 49ers CEO Jed York's trust in Kyle Shanahan and GM John Lynch led to Trey Lance's selection in the 2021 NFL Draft.

Nearly seven months after tearing his ACL during the second game of the season, 49ers pass rusher Nick Bosa is looking good in his rehab process. 

Will George Kittle's 49ers or Julio Jones' Falcons go from worst to first? Gil Brandt ranks all eight candidates to flip their fortunes in 2021.

Washington and Cleveland just turned putrid seasons from 2019 into playoff journeys in 2020. Which NFL teams could follow suit in the 2021 campaign? Marc Sessler spotlights four particular franchises.

Can all four NFC West teams make the expanded playoff field? Cynthia Frelund explores that possibility. Plus, one stat to question and two fantasy sleepers for Week 3.

Marc Sessler catalogs what's hot (Big Ben's renewal, Justin Herbert's sizzling debut) and what's not (a scuffling Carson Wentz) in the NFL after Week 2.

Rising star defensive end Nick Bosa of the 49ers has suffered a torn ACL and will miss the rest of the 2020 season, NFL Network Insider Ian Rapoport reported Monday.

The San Francisco 49ers are still awaiting MRI results for Nick Bosa and Solomon Thomas after an MRI truck broke down. In the meantime, the team agreed to terms with Ziggy Ansah on a one-year deal.

San Francisco 49ers defensive end Nick Bosa's strip-sack forces Seattle Seahawks into HUGE yardage deficit.

San Francisco defensive end Nick Bosa crashes through O-line to sack Trevor Lawrence.

San Francisco 49ers defensive end Nick Bosa sacks Los Angeles Rams quarterback Matthew Stafford.

Watch the San Francisco 49ers' best plays through the first 9 weeks of the 2021 season.

San Fransisco defensive end Nick Bosa strips football out of Arizona Cardinals running back James Conner's grasp.

San Francisco 49ers defensive lineman Nick Bosa chases down Chicago Bears running back Khalil Herbert for a tackle for loss.

San Francisco 49ers defensive lineman Nick Bosa records a sack on Chicago Bears quarterback Justin Fields despite a holding penalty against the Bears.

San Francisco 49ers defensive ends Nick Bosa and Kentavius Street pressure Indianapolis Colts quarterback Carson Wentz into a red-zone sack fumble

San Francisco 49ers defensive end Nick Bosa sacks Arizona Cardinals quarterback Kyler Murray.

Watch the San Francisco 49ers best plays from the first four weeks of the 2021 season.

Watch the San Francisco 49ers' top 5 plays from the first quarter mark of the 2021 season, according to Next Gen Stats.

San Francisco 49ers defensive end Nick Bosa wraps up Seattle Seahawks quarterback Russell Wilson for third-down sack.

Watch all of the highlights from the Green Bay Packers and San Francisco 49ers from their Week 3 matchup on "Sunday Night Football" in the 2021 NFL regular season.

Green Bay Packers quarterback Aaron Rodgers catches his own pass after San Francisco 49ers defensive end Nick Bosa's deflection.

Check out which players just missed the cut on the "Top 100 Players of 2021" rankings.

The "Good Morning Football" crew counts down the top ten plays from stars returning from injury in 2021.

NFL Network's Cynthia Frelund explains why the San Francisco 49ers are poised to make playoffs in '21 after missing them in '20.

NFL Network's Brian Baldinger and Steve Wyche highlight four players returning from injury to watch in 2021.

NFL Network's Willie McGinest and Joe Thomas share which player they think will bounce back in 2021.

NFL Network's Michael Silver breaks down what to expect from the San Francisco 49ers and Detroit Lions matchup in Week 1 of the 2021 NFL season.

NFL Network's Jim Trotter, Steve Wyche and Michael Silver break down the San Francisco 49ers' 2021 roster.

NFL Network Insider Ian Rapoport San Francisco 49ers defensive end Nick Bosa represents optimism for 49ers teammates.

NFL Network's Mike Garafolo and Tom Pelissero share updates for the San Francisco 49ers defensive line.

NFL Network Insider Ian Rapoport provides an injury report for the San Francisco 49ers after Week 2.

San Francisco 49ers defensive end Nick Bosa is carted off the field with an injury in his team's Week 2 matchup against the New York Jets.